M 5.1 earthquake: South Pacific Ocean (Tonga) — November 21, 1983

M 5.1 earthquake: South Pacific Ocean (Tonga) — November 21, 1983. Epicenter 333 km N of Neiafu, depth 33 km, 13:49 Local (1983-11-22 01:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (333 km N, Tonga) — -15.83, -175.043

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